28365002 has 4 divisors (see below), whose sum is σ = 42547506. Its totient is φ = 14182500.

The previous prime is 28364971. The next prime is 28365019. The reversal of 28365002 is 20056382.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22743361 + 5621641 = 4769^2 + 2371^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7091249 + ... + 7091252.

Almost surely, 2^28365002 is an apocalyptic number.

28365002 is a deficient number, since it is larger than the sum of its proper divisors (14182504).

28365002 is a wasteful number, since it uses less digits than its factorization.

28365002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14182503.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 28365002 is about 5325.8803967044. The cubic root of 28365002 is about 304.9726823155.

The spelling of 28365002 in words is "twenty-eight million, three hundred sixty-five thousand, two".